(+)-Matrine-d3, 2.5mg

Low level Nitrogen Calibration Units: 1x1mL ampoules or 10mL screwcapped bottle Nitrogen introduced using Aniline Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4142-0 Blank S-4142-05 0.5 S-4142-1

1,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin

1,2,3,4-Tetrachlorobenzene, 100mg